Finding the Third Proportional to 34,545 and 51,818

Step by Step Solution

1. Step 1: Write the proportion equation
   34,545 : 51,818 = 51,818 : x
2. Step 2: Convert to fraction form
   34,545/51,818 = 51,818/x
3. Step 3: Cross multiply
   34,545x = 51,818 × 51,818
4. Step 4: Simplify right side
   34,545x = 2,685,105,124
5. Step 5: Solve for x
   x = 2,685,105,124/34,545
6. Step 6: Final answer
   x = 77,727.75